#include<stdio.h>
#define MAX(x,y) (x > y ? x : y)
#define DEBUG 0
int debug = 0;
int main(void)
{
    int a, b;
    printf("Input 1st number :\n");
    scanf("%d", &a);
    printf("Input 2nd number :\n");
    scanf("%d", &b);
#if DEBUG
    printf("1st number is %d\n", a);
    printf("2nd number is %d\n", b);
#endif
    if(debug == 1)
    {
        printf("1st number is %d\n", a);
        printf("2nd number is %d\n", b);        
    }
    printf("The max number is %d", MAX(a,b));
    return 0;
}